B01D 2253/10
Inorganic adsorbents
B01D2253/10 (Inorganic adsorbents) appears on 6,019 US grants and 6,446 published applications in this corpus.
Search patents in B01D- Granted patents
- 6,019
- Published applications
- 6,446
- Assignees
- 2,715
- Inventors
- 13,161
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 31 | 0 |
| 1978 | 17 | 0 |
| 1979 | 20 | 0 |
| 1980 | 20 | 0 |
| 1981 | 31 | 0 |
| 1982 | 27 | 0 |
| 1983 | 26 | 0 |
| 1984 | 34 | 0 |
| 1985 | 37 | 0 |
| 1986 | 30 | 0 |
| 1987 | 36 | 0 |
| 1988 | 53 | 0 |
| 1989 | 48 | 0 |
| 1990 | 44 | 0 |
| 1991 | 32 | 0 |
| 1992 | 67 | 0 |
| 1993 | 57 | 0 |
| 1994 | 59 | 0 |
| 1995 | 50 | 0 |
| 1996 | 70 | 0 |
| 1997 | 70 | 0 |
| 1998 | 104 | 0 |
| 1999 | 134 | 0 |
| 2000 | 115 | 0 |
| 2001 | 118 | 39 |
| 2002 | 146 | 138 |
| 2003 | 151 | 153 |
| 2004 | 108 | 137 |
| 2005 | 86 | 192 |
| 2006 | 97 | 181 |
| 2007 | 97 | 160 |
| 2008 | 109 | 172 |
| 2009 | 106 | 182 |
| 2010 | 155 | 247 |
| 2011 | 131 | 230 |
| 2012 | 173 | 247 |
| 2013 | 227 | 229 |
| 2014 | 185 | 247 |
| 2015 | 220 | 299 |
| 2016 | 212 | 308 |
| 2017 | 241 | 341 |
| 2018 | 273 | 398 |
| 2019 | 321 | 369 |
| 2020 | 290 | 327 |
| 2021 | 236 | 354 |
| 2022 | 248 | 303 |
| 2023 | 261 | 332 |
| 2024 | 233 | 307 |
| 2025 | 224 | 310 |
| 2026 | 132 | 244 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Filter unit with a filter block, a damping layer and a housing, and process of manufacturing such a filter unit6 Oct 2026US 12,752,136 B2Dräger Safety AG & Co. KGaA
- Adsorbent bed with increased hydrothermal stability6 Oct 2026US 12,752,233 B2BASF SE
- Air conditioning and filtration system29 Sep 2026US 12,746,502 B2Work Air Technologies Pty Ltd
- Analysis system and method for impurity components in perfluoropropane22 Sep 2026US 12,742,752 B2Lansis Instrument (Shanghai) Co., Ltd
- Catalyst reactor15 Sep 2026US 12,734,473 B2Taiyuan University of Technology
- Automotive air filters with hydrocarbon-absorbing media8 Oct 2026US 2026/0306983 A1
- Method for treating a fluid, fluid discharge device for a fluid and associated system8 Oct 2026US 2026/0306992 A1
- Gas separation method, method for producing purified gas, and gas separation apparatus8 Oct 2026US 2026/0306996 A1Asahi Kasei Kabushiki Kaisha
- Exhaust purification device8 Oct 2026US 2026/0307009 A1Mazda Motor Corporation
- Method for purifying bromine gas1 Oct 2026US 2026/0295496 A1Resonac Corporation
Most cited
By later US patents
- Abatement of effluent from chemical vapor deposition processes using ligand exchange resistant metal-organic precursor solutions401US 6,500,487 B1Advanced Technology Materials, Inc. · 2002
- Abatement of effluents from chemical vapor deposition processes using organometallic source reagents392US 6,749,671 B2Advanced Technology Materials, Inc. · 2004
- Abatement of effluent from chemical vapor deposition processes using ligand exchange resistant metal-organic precursor solutions386US 6,833,024 B2Adanced Technology Materials, Inc. · 2004
- Portable oxygen concentration system and method of using the same310US 6,651,658 B1SeQual Technologies, Inc. · 2003
- Operating room smoke evacuator with integrated vacuum motor and filter302US 7,597,731 B2Medtek Devices, Inc. · 2009